27.06.2015 11:44:12 uTracer3, GUI V3.11 Pentode Quick Test PCL84 Pentode Test conditions: Va : 170 (V) Swing +/- 17 V (10%) Vs : 170 (V) Swing +/- 17 V (10%) Vg : -2.1 (V) Swing +/- 0.21 V (10%) Test results: Ia : 22.21 (mA) 123 % of nominal 18 (mA) Gma : 11.83 (mA/V) 108 % of nominal 11 (mA/V) Gma = dIa/dVg Ra : 92.63 (kohm) 62 % of nominal 150 (kohm) Ra = dVa/dIa mu1 : 1096 (-) >>> % of nominal 36 (-) mu1 = Gma*Ra Gm1 : 287 (uA/V) Gm1 = dIa/dVs Is : 4.66 (mA) 155 % of nominal 3 (mA) Gms : 2.29 (mA/V) Gma = dIs/dVg Rs : 15.67 (kohm) Rs = dVs/dIs mu2 : 36 (-) mu2 = Gms*Rs Gm2 : -4 (uA/V) Gm2 = dIs/dVa